CN1733478A - Protection device for fixing printing stencil and stencil tension frame - Google Patents
Protection device for fixing printing stencil and stencil tension frame Download PDFInfo
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- CN1733478A CN1733478A CNA2005100913608A CN200510091360A CN1733478A CN 1733478 A CN1733478 A CN 1733478A CN A2005100913608 A CNA2005100913608 A CN A2005100913608A CN 200510091360 A CN200510091360 A CN 200510091360A CN 1733478 A CN1733478 A CN 1733478A
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- Prior art keywords
- protective device
- printing stencil
- ceiling
- masterplate
- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/34—Screens, Frames; Holders therefor
- B41F15/36—Screens, Frames; Holders therefor flat
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Screen Printers (AREA)
- Printing Plates And Materials Therefor (AREA)
- Handling Of Sheets (AREA)
Abstract
The present invention provides a protective mean, comprising a frame containing a protective strip, for fixing a printing stencil on a plane and a connecting appratus for fixing on the stencil tension frame, wherein, the protective strip housing the printing stencil covering the edge of the printing stencil. The invention further relates to a stencil tension frame for tensioning the fixed printing stencil on the protective mean. In order to preferably protect the printing stencil and reduce the harm to the operator of the printing stencil when operating the printing stencil, the proposal for the protective mean is that the respectively adjacent protecting strips forms to the frame by one relatively and movably support of one acceptable inter-space in the end region. The proposal for the stencil tension frame is that a base is set for housing the protective mean and a connecting mean is set for fixing the protective mean.
Description
Technical field
The present invention relates to a kind of protective device; it has the framework that has ceiling and the jockey that is used for fixing on a masterplate tension frame that are used for a printing stencil is fixed on a plane; wherein, described ceiling covers the ccontaining described printing stencil of its border land along the periphery of printing stencil (Druckschablone).In addition, the invention still further relates to a kind of masterplate tension frame that one of tensioning is fixed on the printing stencil of above-mentioned protective device that is used for.
Background technology
A kind of above-mentioned protective device is open in US 64 94 134B2 as the composition member of a film masterplate device.Described film masterplate device comprises that one fixingly on a rigid frame is the film masterplate of planar structure.Described rigid frame has a upright sidewall and a support edge that extends inwards from described upstanding sidewall.Described film masterplate is placed on the described support edge, and the outward flange of described film masterplate is placed adjacent to arrangement outwardly within the described sidewall.The periphery of described film masterplate is fixed on the framework of described rigidity.Because the framework of this rigidity then almost can not be avoided the deflection in described film masterplate.This known film masterplate device can be installed on the tension frame in order to implement a printing process.
In DE 197 49 449C1, disclose in addition a kind of use the masterplate tension frame of the masterplate tensioning of making, described masterplate tension frame to have one a stencilization by metallic film or plastic sheeting can be by the tensioning apparatus of pressure medium operated to be used for adjustable tension bar.Described tension bar has the pin of grabbing in the eyelet that snaps onto a masterplate.Described tensioning apparatus is made of a pressure medium that settle in a frame section bar, available tensioning flexible pipe evenly that load, elastically deformable, and described tension bar rested on the tensioning flexible pipe in the past laterally.In addition, described tension bar is provided with turning cam on dorsal surface, and they are bearing on the closure profile of described frame section bar, and therefore, described tension bar can be turned round so that masterplate is stretched on the turning cam by the tensioning flexible pipe.By this masterplate tension frame, tensile force can be applied on the whole working surface of described masterplate equably.Therefore the deflection of masterplate has been avoided.In this known masterplate tension frame, should loosely pack into by hand by the masterplate (Schablone) that metallic film or plastic sheeting constitute.
Summary of the invention
Task as basis of the present invention is, creates a kind of protective device that starts described type, and it is protected a printing stencil to avoid damage on the one hand and can realize a kind of flawless tensioning in a masterplate tension frame of described printing stencil on the other hand.In addition, the task as basis of the present invention is that also a kind of masterplate tension frame that starts described type is provided, and it can realize accurate printing by this printing stencil fixing in protective device.
First task solves by the protective device of the described type of beginning according to the present invention, and wherein, adjacent respectively ceiling constitutes framework ground respectively by one in their end regions, is supported mutually to allow mutual relative motion ground.
Therefore protective device of the present invention has a plurality of independent protection bars, and they are settled mutually flexibly.In this way, just can avoid reliably by printing stencil being fixed on the tensile stress that appears in the protective device in the printing stencil.Printing stencil is metallic film or a plastic sheeting or thin, a mechanically unsteady sheet material particularly.This printing stencil can preferably be applied in the so-called SMD-printing machine, and wherein SMD means device or the surperficial structural detail of installing that install on the surface.Great advantages for such application is just, and protective device of the present invention can be realized the printing of high accuracy and very small tolerance.With respect to rigid frame commonly known in the art, under the present invention's protective device situation, those can cause the printing stencil deflection of a dissatisfied print result just can avoid reliably.In addition, the mechanical load of printing stencil has also been reduced significantly by the present invention, and therefore, also improved significantly the service life of masterplate.Do not have outside violence effect, for example just tearing of printing stencil can almost be excluded because described printing stencil intimate be no tensile stress be fixed in the protective device.The connection of the framework of protective device of the present invention is not because for example rigid structure of framework is realized, thisly is applied to by being fixed on printing stencil in the framework that pulling force on the ceiling realizes and be based on.Therefore, potential deflection has automatically been compensated by the mutual relative motion of ceiling basically in printing stencil.Wherein, conclusive is the relative motion in frame plane and that therefore be parallel to the plane of described printing stencil of described ceiling.That is to say that the plane of described frame plane and printing stencil overlaps or can not intersect Anywhere in the space.By the present invention in addition favourable mode be, described printing stencil can be retained in the protective device in its whole useful life, as in known rigid frame necessary the sort of make the tensioning again of masterplate and/or flatten just can advantageously save.Particularly because the edges cover of printing stencil is lived by ceiling; operating personnel-its printing stencil for example is encased in the printing equipment or from wherein split out-just prevented from reliably to be hurt, prevent especially because the incised wound that the sharp keen arris of printing stencil causes.According to this, the material poisonous, that printing stencil adheres to sometimes that for operating personnel, also reduced the sort of because wound contamination in addition and may produce the danger of inflammation.Operating personnel are owing to the danger of the injury that printing stencil causes has just been eliminated by the present invention.The receiving structure of this spreadability at the edge of described printing stencil generally means; it not is to expose fully that this edge is in, for example described ceiling can have in the plane that extend into described printing stencil or from that (plane) outwardly directed edge.The edge of described printing stencil can be gone up to rise with the individual such edge of one of ceiling and be spaced apart arrangement at the in-plane (Ebenenrichtung) of printing stencil.Can expect also as an example that in principle the edge of described ceiling surrounds the edge of described printing stencil with U-shape ground.By jockey, the described protective device that has a printing stencil can plain mode be connected with a masterplate tension frame during the described printing stencil of tensioning in order to prepare printing.
According to a preferred development organization plan of the present invention, between adjacent ceiling, settle a guide element respectively.Therefore with plain mode-definitely by described guide element-provide a controlled relative motion of ceiling.
Described protective device; when being set to laminated structure according to one of the present invention described guide element of preferred development organization plan and be embedded in the groove of a correspondence in the end regions of adjacency of adjacent ceiling respectively, just becoming simple especially organization plan and make easily.Described guide element can for example be a pieces of sheet in the groove of planting.
In simple organization plan; when having a convexo-convex shape and when the groove of described correspondence has the bottom land of a concave surface according to the described guide element of another advantageous variant organization plan of the present invention, described guide element just can make ceiling realize especially a linearity-preferably in a plane that is parallel to frame plane-relative motion.
When according to another advantageous variant organization plan of the present invention; described guide element is constructed to pin and is embedded in the end regions of adjacency of adjacent ceiling in the corresponding groove respectively and described pin is positioned in when also described relatively pin axis has end play and radial clearance in one of them groove, and a guide element simple and with low cost especially just can be applied to this protective device.Described end play and radial clearance are guaranteed the relative motion that described ceiling is mutual; because this relative motion of the present invention; printing stencil can be placed in the protective device hardly stressedly; described protective device is not that to be guided element interconnective, but interconnective by printing stencil.As preferably, described groove in first ceiling of adjacent ceiling, be oriented at described ceiling axially on, and in second ceiling of adjacent ceiling, be oriented at one perpendicular on the axial direction of described ceiling.Be preferably blind hole about groove.
Especially; when according to another preferred variation of the present invention embodiment; described guide element is constructed to angle-shaped piece and is embedded in the end regions of adjacency of adjacent ceiling in the corresponding groove respectively and at least one angle-shaped piece limit of described angle-shaped piece when being placed in the corresponding groove with the axis on described relatively angle-shaped piece limit with having end play and radial clearance, and the operation of guide element just can be simplified when assembling described protective device.Described end play and radial clearance are guaranteed the relative motion that described ceiling is mutual; because this relative motion of the present invention; described printing stencil can be placed in the protective device hardly stressedly; described protective device is not that to be guided element interconnective, but interconnective by printing stencil.As preferably, described groove in two of adjacent ceiling, be oriented in respectively ceiling axially on.Described groove is preferably blind hole.
In principle, described framework can adopt a kind of shape arbitrarily, and for example it can be set to 8 corner structures that have the three-legged structure of three ceilings or 8 ceilings are arranged.But the time in a no tensile stress of described printing stencil, expedite fixing, particularly preferably be, have four ceilings that constitute a rectangle according to a described framework of expansion structure scheme of the present invention.Preferably, these four ceilings can constitute a foursquare framework.
According to another preferred expansion structure scheme of the present invention, described ceiling has at least one steady pin that extends perpendicular to frame plane respectively, to run through corresponding groove in the printing stencil respectively.Therefore guaranteed described printing stencil accurate and special simple configuration structure of target on ceiling.
The fixing of described printing stencil can easily so realize,, has a kind of material of plastically deformable, for example plastics or aluminium according to the described steady pin of another preferred expansion structure scheme of the present invention that is.As an example; described material can be after a groove that runs through printing stencil by a steady pin be caught so distortion so that described printing stencil from the undamaged dismounting of ceiling be no longer may and described printing stencil be fixed on the framework reliably lastingly.Because the present invention allows, described printing stencil is whole at it, depend on that the length of life of the print result that will realize with it is retained in the protective device, so say that in principle printing stencil and ceiling are just unnecessary separating during this period.
According to another preferred expansion structure scheme of the present invention, described steady pin has a groove structure radially on it can run through the end of described printing stencil.Such groove structure-its also can be set to screw thread form-for example can realize printing stencil is pressed to elasticity seat ring on the ceiling be screwed on the steady pin or kayser plant on it.
If according to another preferred expansion structure scheme of the present invention, described steady pin has an axial groove on it can run through the end of printing stencil, then this groove for example can plain mode be applied to a printing stencil with hold down gag be screwed in the steady pin or be used to install an instrument with plastic deformation at target for described steady pin.
A kind of accurate especially configuration structure of printing stencil can so be realized in protective device; promptly according to another preferred expansion structure scheme of the present invention; described ceiling has at least one alignment pin that extends perpendicular to frame plane respectively, to run through the detent of a correspondence in the printing stencil respectively.Described alignment pin in detent for make and install reason necessary-small-gap is preferably less than this gap that guide element allowed between the adjacent ceiling of protective device.Except the accurate location of described printing stencil; described alignment pin also preferably is applied to a coding effect; in order that by it; described printing stencil for example is placed in the protective device with the side direction cooperation with a correction only; and/or, for example have only the printing stencil of a predefined type to be placed in the protective device by it.
According to another preferred expansion structure scheme of the present invention, at least one in the described ceiling is constructed to U-shape in cross section, and the edge of described printing stencil can be received between the side of described U-shaped; As preferably, all ceilings are that U-shape like this ground constitutes so that, press the printing stencil that optimal way particularly approaches-for example with one less than 0, the thickness of 1mm-can be admitted reliably.In this way, described printing stencil just can very reliably also be fixed in the protective device particularly well atraumatically.In ceiling this U-shape structure can by optimal way by groove in the ceiling or by a flange walls-described flange walls on the ceiling corresponding to one of ceiling and the opposed wall of this flange walls-formation.
Second above-mentioned task solves by the masterplate tension frame of the described type of beginning according to the present invention, and a base (Sitz) and a jockey that is used for fixing protective device that is used to admit described protective device wherein is set.
Base by the present invention's the described protective device of admittance guarantees advantageously that then the protective device of described fixing printing masterplate and masterplate tension frame are realized a kind of single cooperation configuration structure accurately.Therefore guarantee a high printing precision.Described in addition jockey can realize, described protective device can be reliably and remained on enduringly on that predesignate, the position of observing accurate geometry and the corresponding configuration of masterplate tension frame, and degenerating of described print result can not be taken place.In order to guarantee one of described printing stencil accurate, no deflection and flawless tensioning by the masterplate tension frame for the high printing precision sin qua non; importantly, described protective device and printing stencil intactly are being placed on the described base by the masterplate tension frame before the tensioning.The tensioning of described printing stencil itself can for example preferably realize in the mode identical with the described masterplate tension frame commonly known in the art of beginning.
According to preferred expansion structure scheme of the present invention; can simple especially mode realize that so one of masterplate tension frame and protective device very accurately cooperates with cooperating accurately; that is, described base has a backstop and the backstop that is parallel to the frame plane of described protective device perpendicular to the frame plane of protective device.
Since for one totally, the high importance of the location of described protective device on the masterplate tension frame the print result accurately; another expansion structure scheme of the present invention is particularly advantageous; by this, described base has the mark of an optics to indicate one of described protective device to admit completely.Therefore operating personnel just can directly check the correctness of the configuration of described protective device enquiringly with nothing.
According to another preferred expansion structure scheme of the present invention, described jockey has the connecting pin that a groove is used for the described protective device of kayser ground interlocking.Just can realize the syndeton of with low cost, an easy-off protective device and masterplate tension frame by the latching structure of realizing by connecting pin and groove.
When having the O type circle that can be embedded in one of described connecting pin circumferential groove according to one of the present invention described groove of expansion structure scheme, described latching structure just has one in low material cost and high simultaneously only small again manufacturing cost in service life.
According to another preferred expansion structure scheme of the present invention; the jockey of a special simple operations can so be realized; that is, described jockey have one discharge on first shift position described protective device and on second shift position with the sealed moving meter that is connected of masterplate tension frame shape.
Description of drawings
The present invention can realize many forms of implementation.Substantially conceive principle in order further to illustrate it, its various different schemes are schematically described to be illustrated in the accompanying drawings and below.In the accompanying drawing:
Fig. 1 is a vertical view that is configured to the printing stencil of framework with protective device,
Fig. 2 is an amplification detail view of the protective device of Fig. 1,
Fig. 3 is a sectional view along Fig. 2 detail view of III-III lines intercepting among Fig. 1,
Fig. 4 is that the framework of Fig. 1 has one by a partial sectional view of the fixing printing stencil of first steady pin,
Fig. 5 is that the framework of Fig. 1 has one by a partial sectional view of the fixing printing stencil of second steady pin,
Fig. 6 is the vertical view of the folding corner region of a printing stencil,
Fig. 7 is a partial sectional view with masterplate tension frame of protective device, printing stencil and jockey,
Fig. 8 is the side view of accepting bar of a quick lock structure,
Fig. 9 is the vertical view of accepting bar of Fig. 8,
Figure 10 is the vertical view of the folding corner region of a protective device with stay hook,
Figure 11 is the side view of the protective device of Figure 10,
Figure 12 is a partial sectional view with masterplate tension frame of a protective device and the jockey that can select,
Figure 13 is that the framework of Fig. 1 has one by a local portion view of the fixing printing stencil of the 3rd steady pin,
Figure 14 is a view with protective device of a printing stencil usefulness device for pre-positioning from beneath,
Figure 15 is a partial sectional view of the protective device of Figure 14,
Figure 16 is a folding corner region with protective device of a pin shape guide element,
Figure 17 is another folding corner region with protective device of dihedral guide element,
Figure 18 is the vertical view of the part of a ceiling,
Figure 19 is a sectional view of the ceiling of Figure 18,
Figure 20 be another ceiling the part vertical view and
Figure 21 is a sectional view of the ceiling of Figure 20.
Each corresponding elements of these embodiment is provided with identical Reference numeral in institute's drawings attached.
The specific embodiment
Represent in the vertical view of Fig. 1 that a protective device 2 that is designed to square frame 1 is fixing in one plane with the printing stencil that is not described herein.Framework 1 has four ceilings 3, wherein distinguishes adjacent ceiling 3 and reciprocally supports with its respective end portions zone 4,5.Simultaneously between adjacent ceiling 3, can realize a relative motion, and can realize in this embodiment one in the frame plane of framework 1 and that is connected along the opposed bight 6,7 of framework 1 and with the relative motion of the crossing lines 9 of one of ceiling 3 contact area 8.Described framework 1 has four such contact areas 8 altogether.Ceiling 3 preferably is made of aluminium section bar or plastic material.
A details quilt that characterize by the square frame A among Fig. 1, that comprise one of described ceiling 3 contact area 8 is described in Fig. 2 enlargedly.Should be able to find out, between adjacent ceiling 3, settle the guide element 10 of one-biconvex-sheet herein.Described guide element 10 is one and ' is pushed into the groove 11 ' pieces of sheet that a void of difference (drawing) line drawing of the end regions 4,5 that is arranged in adjacent ceiling 3 is stated.Described groove 11 is placed in the plane parallel with the frame plane of framework 1 and has a bottom land 12 with the corresponding concave surface of convexo-convex shape of described guide element 10.
Fig. 3 shows among Fig. 1 of an above-mentioned details cutaway view according to lines III-III intercepting.Should be able to find out that described ceiling 3 has an outstanding edge 13 at its lateral surface 14.Point to inwardly-that is to say to the frame center orientation-be that described ceiling 3 is provided with an area supported 15 that is used for printing stencil.Described area supported 15 is arranged on its medial surface of whole framework 1 (Fig. 1) at large to support described printing stencil.Fig. 3 shows the same guide element that is embedded into 10 in cutaway view.
Fig. 4 shows a sectional view according to subdivision line IV-IV among Fig. 1, but comprises a printing stencil 16.Described printing stencil 16 rests on the area supported 15 that being positioned at the inside of ceiling 3 and is supported by its (area supported 15).The edge 13 of described ceiling 3 covers edge outside the printing stencil 16 17 and has therefore protected described printing stencil 16 (for example preventing to tear) on the one hand and also protected the operating personnel's (for example prevent injury as skin tears, described injury may be that she (operating personnel) cause) that operate printing stencil 16 on the other hand on the edge 17 of one of printing stencil 16 sharp keen arris.
Described printing stencil 16 is inserted into steady pin 18 in the ceiling 3, that extend perpendicular to the frame plane of a framework with ceiling 3 by one and fixes, and it runs through a through hole 19 of described printing stencil 16.Steady pin 18 runs through the hole 21 that has an axial alignment on the end 20 of catching described printing stencil 16 at it, and it is corresponding with a warp tool 22.Described steady pin 18 has a kind of material of plastically deformable, therefore for example a kind of plastics or aluminium, apply a strike with warp tool 22 on the end 20 of described printing stencil 16 of running through of described steady pin 18, then cause its jumping-up that continues, consequently its excircle hole enlargement.Therefore, described printing stencil 16 is by reliably fixedly on the area supported 15 of ceiling 3.Described this situation is suitable for all ceilings 3 of framework 1.
Selectable solution with another steady pin 23 be illustrated in the corresponding Fig. 5 view of Fig. 4 in.Described steady pin 23 extends perpendicular to the frame plane ground of a framework with ceiling 3 and run through described printing stencil 16 in the hole 19 of a correspondence.Run through on the end 25 described printing stencil 16, that be provided with a chamfered edge 24 at it, described steady pin 23 has a groove structure 26 radially, particularly an external screw thread.Planting on the described groove structure 26 or be screwed the elasticity seat ring 27 of a taper and printing stencil 16 be fixed on reliably on the area supported 15 of ceiling 3.In order to protect printing stencil 16, between elasticity seat ring 27 and printing stencil 16, settle a packing ring 28.
Described a folding corner region with the printing stencil 16 in space 29 in Fig. 6, described space 29 is set to star structure.The space 29-of this form according to Fig. 5 quilt cover be inserted on the steady pin 23-can save this at the elasticity seat ring 27 shown in the embodiment of Fig. 5.By the space 29 and the corresponding steady pin of star, described printing stencil but automatically is fixed on the framework of a protective device.
Illustrate the part of a masterplate tension frame 30 in Fig. 7 with broken section, described masterplate tension frame 30 is used for the printing stencil 16 that one of tensioning is fixed on a protective device 2.Described masterplate tension frame 30 has a base 31 in order to ccontaining described protective device 2 with have a jockey 32 in order to protective device 2 is fixed on the masterplate tension frame 30.Described base 31 is made of a step 33 around described masterplate tension frame 30.Described step 33 is corresponding with one of described protective device 2 outstanding convex shoulder 34, described convex shoulder 34 by ceiling 3 outstanding edge 13 and be provided with on the described ceiling 3, be in the printing stencil 16 usefulness area supporteds of settling under 90 ° of angles 15 with respect to described edge 13 and constitute.Described convex shoulder 34 is around the individual plane framework 1 with ceiling 3 of one of described protective device 2.
Described base 31 not only has one perpendicular to first backstop 35 of the frame plane of the framework 1 of described protective device 2 but also have second backstop 36 that is parallel to framework 1 frame plane of described protective device 2; therefore, described protective device 2 spatially is accurately positioned with respect to masterplate tension frame 30.For a simple controllability of the location of described protective device 2, described base 31 has the mark 37 of an optics, its in this embodiment as the redness of a kind of signal colour-for example luminous-color layers be applied on the step 33.
Described jockey 32 has a quick lock structure, its have one on masterplate tension frame 30 by a screw 38 for example soket head cap screw fixing accept bar 39, it is provided with a groove 40, wherein settles an O type circle 41.Connecting pin with a circumferential groove 43 42 that is positioned on the protective device 2 of interlocking in described groove 40.Described circumferential groove 43 is admitted described O type circle 43 and therefore creates protective device 2 on masterplate tension frame 30 fixing.Described accepting in the groove 47 that bar 39 is fixed on masterplate tension frame 30.For manual protective device 2 and masterplate tension frame 30 are taken apart, then will be extend in the groove 47 and and mention protective device 2.
For clearly explanation, in Fig. 8,9, described dividually to accept bar 39 and affiliated connecting pin 42 and and O type circle 41 connecting pin 42 mating reactions, that cause described kayser effect according to the quick lock structure of Fig. 7 with a Side view and vertical view.A groove 44 is used to admit described screw 38 (Fig. 7) to be fixed on the masterplate tension frame.
Described one of protective device 2 with ceiling 3 folding corner region in Figure 10 (vertical view) and Figure 11 (side view), its (2) have through hole 45 in ceiling.Described through hole does not conflict mutually with printing stencil, and they are provided with in order to admit stay hook 59,60, and described protective device 2 can be suspended on the stay hook at a deposit position place when not using this to be fixed on printing stencil in its (2).And cleaning and can realize a favourable operation by stay hook 59,60 during dry described printing stencil.
Figure 12 has represented the phantom of one of a masterplate tension frame 30 and a protective device 2 ceiling 3 and a jockey 32, and described jockey 32 is used to connect masterplate tension frame 30 and protective device 2.Jockey 32 has a moving meter 46, and it is guided in a groove 47 of described masterplate tension frame 30.Described moving meter 46 is fixedlyed connected with a screw 49 with a radially outstanding head 48, wherein, described head 48 can be in ceiling 3 guiding on the slot lip 50 of a groove 52.In ceiling 3 on groove 52 first end; described slot lip 50 has an enlarging 51; the head 48 of described screw 49 can run through by described enlarging, in contrast, described slot lip 50 at the second end place of groove 52 then from the head 48 of following interlocking (untergreift) screw 49.On position shown in Figure 12, described moving meter 46 be positioned at one second, make on protective device 2 and the sealed shift position that is connected of masterplate tension frame 30 shapes.On unshowned first shift position, described protective device can be pulled down thus from masterplate tension frame 30, and the head 48 that the enlarging 51 of the slot lip 50 of the groove 52 in ceiling 3 will be in the screw 49 on the moving meter 46 has discharged.Described moving meter 46 is provided with two grooves 53 in addition, wherein can set a pin 54, and its spring loads and is placed in movably on the masterplate tension frame 30.Described pin 54 guarantees that described moving meter 46 is on first and second shift position.
One such, generally also can be applied at the jockey shown in Figure 12 32; there is the ceiling 3 of printing stencil to be installed on the masterplate tension frame nothing; as among DE 197 49 449C1 it disclosed as an example so that the fringe region of a printing stencil of settling on the masterplate tension frame covered and/or the gripping pin that is provided with for the described printing stencil of tensioning of masterplate tension frame covered.Therefore, ceiling 3 can have a variety of application.
Other possible scheme that a printing stencil 16 is fixed on the ceiling 3 is illustrated among Figure 13 with Fig. 4,5 corresponding views.Steady pin 55 extend perpendicular to the frame plane ground with framework of ceiling 3 and in a corresponding groove 19, run through after grasp described printing stencil 16.Run through on the end 56 of described printing stencil 16 at it, described steady pin 55 has a circumferential groove 57, and it accepts an O type circle 58.O type circle 58 is fixed on printing stencil 16 on the ceiling 3.
Figure 14 shows a protective device 2 and has a device for pre-positioning 61 that is used for printing stencil 16 with a view of watching from the below.Described protective device 2 is designed to foursquare framework 1 and has four ceilings 3.Ceiling 3 have respectively an alignment pin 62 that extends perpendicular to frame plane with run through respectively one in printing stencil 16 with these corresponding alignment pin 62 positioning hole corresponding 63.Through hole 45 in the folding corner region of ceiling 3 and ceiling 3 vertically on the through hole 89 settled of substantial middle be used for the described protective device 2 that has printing stencil 16.
Figure 15 has represented the partial sectional view that cuts open timberline XV-XV according to protective device among Figure 14.As can be seen, this have a diameter D1 for example the alignment pin 62 of 3.95mm will in printing stencil 16, have a diameter D2 for example the locating hole 63 of 4.00mm run through.Described alignment pin is inserted in the ceiling 3.
Figure 16 has represented that one has two adjacent ceilings 3,3 ' folding corner region, described ceiling 3,3 ' respectively by one in their end regions 4,5 to allow a mutual relative motion ground to be supported mutually.Between adjacent ceiling 3,3 ', settle a guide element 64 that is configured to pin 65, wherein as can be seen, in this embodiment, between adjacent ceiling 3, be provided with lucky altogether two such guide elements 64.Described pin 65 be inserted on the one hand respectively one be configured to blind hole, along in the groove 66 of the axial orientation of adjacent ceiling 3,3 ' first ceiling 3 and be inserted on the other hand one be configured to blind hole, at one perpendicular to adjacent ceiling 3,3 ' second ceiling 3 ' in the groove 67 of axial direction orientation.Can clearly be seen that, respectively in a end play 68,69 of pin 65 described in the groove 66,67 based on pin axis 70.In addition, have the radial clearance 71 of the pin 65 of a relative pin axis 70 in groove 66,67, described radial clearance 71 is less than corresponding end play 68,69. End play 68,69 and radial clearance 71 allows ceiling 3, a relative motion of 3 '.
Figure 17 has represented one of protective device similar folding corner region, but has an other guide element 72.This guide element 72 is designed to angle-shaped piece 73 and is embedded in ceiling adjacent, supporting each other 3,3 ' the corresponding groove 76,77 with angle-shaped piece limit 74,75 respectively.Each of angle-shaped piece limit 74,75 is positioned in the corresponding groove 76,77 respectively-and axis 82, the 83-of the correspondence on described relatively angle-shaped piece limit 74,75 have end play 78,79 and radial clearance 80,81 to allow ceiling 3, a relative motion of 3 '.
Figure 18 has described a partial top view of a ceiling 3, and Figure 19 has then represented for the ceiling 3 of a Figure 18 amplification sectional view by subdivision line XIX-XIX intercepting.The cross section of described ceiling 3 is designed to U-shape, and wherein the structure of this U-shape constitutes by a groove in ceiling 3 84, and described groove 84 is arranged in the plane that wherein should dispose printing stencil.Between the side 85,86 of the U-shaped of described formation like this, can admit a printing stencil.
Described the part of a similar ceiling 3 in the vertical view of Figure 20, Figure 21 has then represented for the ceiling 3 of a Figure 20 amplification sectional view by subdivision line XXI-XXI intercepting.According to this embodiment, ceiling 3 also is constructed to U-shape in cross section.The configuration of wherein said U-shape constitutes by a flange walls 87 on ceiling 3; the opposed ceiling wall of wherein said flange walls 87 and one and this flange walls 87 88 is corresponding and therefore constitute the side 85,86 of described U-shaped, can a ccontaining printing stencil between them.
The reference symbol table
The 1-framework,
The 2-protective device,
3,3 '-ceiling,
The 4-end regions,
The 5-end regions,
The 6-bight,
The 7-bight,
The 8-end regions,
The 9-lines,
The 10-guide element,
The 11-groove,
The 12-bottom land,
The 13-edge,
The outer Side face of 14-,
The 15-area supported,
The 16-printing stencil,
The 17-edge,
The 18-steady pin,
The 19-groove,
The 20-end,
The 21-groove,
The 22-warp tool,
The 23-steady pin,
The 24-chamfered edge,
The 25-end,
The 26-groove structure,
27-elasticity seat ring,
The 28-packing ring,
The 29-space,
30-masterplate tension frame,
The 31-base,
The 32-jockey,
The 33-step,
The 34-convex shoulder,
35-backstop,
36-backstop,
The 37-mark,
The 38-screw,
39-accepts bar,
The 40-groove,
41-O type circle,
The 42-connecting pin,
The 43-circumferential groove,
The 44-groove,
The 45-through hole,
The 46-moving meter,
The 47-groove,
The 48-head,
The 49-screw,
The 50-slot lip,
The 51-enlarging,
The 52-groove,
The 53-groove,
The 54-pin,
The 55-steady pin,
The 56-end,
The 57-circumferential groove,
58-O type circle,
The 59-stay hook,
The 60-stay hook,
The 61-device for pre-positioning,
The 62-alignment pin,
The 63-locating hole,
The 64-guide element,
The 65-pin,
The 66-hole,
The 67-hole,
68-end play,
69-end play,
70-stud shaft line,
The 71-radial clearance,
The 72-guide element,
The 73-angle-shaped piece,
74-angle-shaped piece limit,
75-angle-shaped piece limit,
The 76-hole,
The 77-hole,
78-end play,
79-end play,
The 80-radial clearance,
The 81-radial clearance,
The 82-axis,
The 83-axis,
The 84-groove,
The 85-side,
The 86-side,
The 87-flange walls,
The 88-wall,
The 89-through hole,
The A-framework,
The D1-diameter,
The D2-diameter.
Claims (19)
1. protective device; has a framework that comprises ceiling in order to a printing stencil is fixing in one plane and have a jockey that is used for fixing on a masterplate tension frame; wherein; described ceiling mode with the edge that covers described printing stencil on its periphery is admitted described printing stencil, it is characterized in that:
Adjacent respectively ceiling (3) constitutes framework and allows a mutual relative motion ground supporting mutually by one in its end regions (4,5) respectively (1).
2. by the protective device of claim 1, it is characterized in that:
A guide element (10 is set respectively between adjacent ceiling (3); 64; 72).
3. by the protective device of claim 2, it is characterized in that:
Described guide element (10) is constructed to also being embedded into respectively in the groove (11) of a correspondence in the end regions (4,5) of the adjacency of adjacent ceiling (3) of sheet.
4. by the protective device of claim 3, it is characterized in that:
Described guide element (10) has a convexo-convex shape, and corresponding groove (11) has the bottom land (12) of a concave surface.
5. by the protective device of claim 2, it is characterized in that:
Described guide element (64) is designed to pin (65) and is embedded into respectively in the corresponding groove (66,67) in the end regions (4,5) of the adjacency of adjacent ceiling (3,3 '), and described pin (65) has end play (68,69) with described relatively pin axis (70) and radial clearance is placed in one of them groove (66,67) (71).
6. by the protective device of claim 2, it is characterized in that:
Described guide element (72) is designed to angle-shaped piece (73) and is embedded into respectively in the corresponding groove (76,77) in the end regions (4,5) of the adjacency of adjacent ceiling (3,3 '), and at least one angle-shaped piece limit (74,75) of described angle-shaped piece (73) is placed in the corresponding groove (76,77) with the axis (82,83) of described relatively angle-shaped piece limit (74,75) with having end play and radial clearance.
7. by at least one protective device in the aforementioned claim, it is characterized in that:
Framework (1) has four ceilings (3) that constitute a rectangle.
8. by at least one protective device in the aforementioned claim, it is characterized in that:
Ceiling (3) has at least one steady pin (18 that extends perpendicular to frame plane respectively; 23; 25), in order to run through the corresponding groove (19) in the printing stencil (16) respectively.
9. by the protective device of claim 8, it is characterized in that:
Described steady pin (18) has a kind of material of plastically deformable.
10. by at least one protective device in the claim 8 or 9, it is characterized in that:
Described steady pin (23) has a groove structure (26) radially on it runs through the end (25) of printing stencil (16).
11., it is characterized in that by at least one protective device among the claim 8-10:
Described steady pin (18) has an axial groove (21) on it runs through the end (20) of printing stencil (16).
12., it is characterized in that by aforementioned claim protective device one of at least:
Described ceiling (3) has at least one alignment pin (62) that extends perpendicular to frame plane respectively, in order to run through the locating hole (63) of a correspondence in the printing stencil (16) respectively.
13., it is characterized in that by aforementioned claim protective device one of at least:
The cross section of at least one described ceiling (3) is constructed to U-shape, and the edge of described printing stencil can be contained between the side (85,86) of described U-shape.
14. be used for one is fixed on by the aforementioned claim masterplate tension frame of the printing stencil tensioning of described protective device one of at least, it is characterized in that:
Be provided with one in order to the base (31) of admitting described protective device (2) with a jockey (32) in order to fixing described protective device (2) is set.
15. the masterplate tension frame by claim 14 is characterized in that:
Described base (31) has one perpendicular to the backstop (35) of the frame plane of protective device (2) and the backstop (36) of a frame plane that is parallel to protective device (2).
16. at least one the masterplate tension frame by claim 14 and 15 is characterized in that:
Described base (31) has the mark (37) of an optics, admits completely to indicate one of described protective device (2).
17., it is characterized in that by claim 14-16 masterplate tension frame one of at least:
Described jockey (32) has a groove (40), in order to a connecting pin (42) of the kayser ground described protective device of interlocking (2).
18. the masterplate tension frame by claim 17 is characterized in that:
Described groove (40) has an O type circle (41) in the circumferential groove (43) that can be embedded into described connecting pin (42).
19., it is characterized in that by at least one masterplate tension frame of claim 14-18:
Described jockey (32) have one discharge on one first shift position described protective device (2) and on one second shift position with masterplate tension frame (30) the sealed moving meter that is connected of shape (46).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004028448.2 | 2004-06-14 | ||
| DE102004028448A DE102004028448B4 (en) | 2004-06-14 | 2004-06-14 | Protective device for holding a printing template and stencil clamping frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1733478A true CN1733478A (en) | 2006-02-15 |
| CN1733478B CN1733478B (en) | 2010-04-07 |
Family
ID=34937363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100913608A Expired - Fee Related CN1733478B (en) | 2004-06-14 | 2005-06-14 | Protection device for fixing printing stencil and stencil tension frame |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US7540238B2 (en) |
| EP (1) | EP1607218B1 (en) |
| JP (1) | JP4839022B2 (en) |
| CN (1) | CN1733478B (en) |
| AT (1) | ATE409113T1 (en) |
| DE (2) | DE102004028448B4 (en) |
| ES (1) | ES2315758T3 (en) |
| SI (1) | SI1607218T1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103042819A (en) * | 2011-10-13 | 2013-04-17 | 亚旭电子科技(江苏)有限公司 | Screen plate for coating tin onto printed circuit board |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2435011B (en) * | 2006-02-08 | 2010-06-02 | Dek Int Gmbh | Printing screens, frames therefor and printing screen units |
| JP2009101514A (en) * | 2006-02-08 | 2009-05-14 | Hirotake Kasuya | Stretching implement of sheet-shaped material |
| KR20120127436A (en) * | 2010-01-29 | 2012-11-21 | 후레쯔 카스야 | Screen stretch frame |
| TW201315322A (en) * | 2011-09-16 | 2013-04-01 | Askey Technology Jiangsu Ltd | Fixing frame and assembled fixing device for coating solder paste on printed circuit board |
| US9351406B2 (en) * | 2013-12-17 | 2016-05-24 | QTS Engineering, Inc. | Stencil foil assembly |
| US10189299B2 (en) | 2015-07-21 | 2019-01-29 | Tracer Imaging Llc | System for mounting a covering upon a frame |
| JP7075398B2 (en) * | 2016-05-13 | 2022-05-25 | トレイサー イメージング エルエルシー | System for attaching the cover material to the frame |
| JP7120513B2 (en) | 2016-12-20 | 2022-08-17 | トレーサー イメージング エルエルシー | frame assembly |
| WO2020257172A1 (en) | 2019-06-19 | 2020-12-24 | Tracer Imaging Llc | System and method for retaining a substrate within a frame |
| US11523693B2 (en) | 2020-07-31 | 2022-12-13 | Tracer Imaging Llc | Snap-fit framing system |
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| US2693205A (en) * | 1950-09-19 | 1954-11-02 | Southwestern Eng Co | Apparatus for constructing screening elements |
| US3482343A (en) * | 1968-01-22 | 1969-12-09 | Kaino J Hamu | Frame for stressing sheet material |
| US3788216A (en) * | 1971-12-08 | 1974-01-29 | Dia Print Co Inc | Adjustable screen printing chase |
| JPH034038A (en) * | 1989-05-30 | 1991-01-10 | Honda Motor Co Ltd | Power transmitting device |
| DE3934929A1 (en) * | 1989-10-20 | 1991-04-25 | Rudolf August Kuerten | Printing frame for silk screen printing machine - is located by bushes with conical holes for bolts with conical ends |
| US5076162A (en) * | 1990-10-04 | 1991-12-31 | Goin Bobby G | Expandable mesh frame |
| JPH05503258A (en) * | 1990-11-19 | 1993-06-03 | ペーエルエスエス―マシーネン アーゲー | Equipment for bonding or conductive paste pressing |
| US5113611A (en) * | 1991-05-11 | 1992-05-19 | Rosson Gene T | Expandable screen tensioning frame with expansion devices |
| US5271171A (en) * | 1992-02-10 | 1993-12-21 | Smith David C | Compressible and expandable stretching frame with adjustable corner brackets |
| DE19749449C1 (en) * | 1997-11-10 | 1999-01-07 | Lpkf D O O | Tensioning frame for metal or plastic templates |
| JP2001253043A (en) * | 2000-03-10 | 2001-09-18 | Kenseidou Kagaku Kogyo Kk | Metal mask plate |
| JP2002127360A (en) * | 2000-10-27 | 2002-05-08 | Taku Giken:Kk | Metal mask, its mask pattern part and reinforcing frame body |
| US6494134B2 (en) * | 2001-04-17 | 2002-12-17 | Gunter Erdmann | Frame for foil stencil and stencil foil assembly |
| JP2003048301A (en) * | 2001-08-06 | 2003-02-18 | Mesh Kk | Printing plate frame |
| EP1499499B1 (en) * | 2002-05-02 | 2014-09-17 | DEK Vectorguard Limited | Printing screen units |
-
2004
- 2004-06-14 DE DE102004028448A patent/DE102004028448B4/en not_active Expired - Fee Related
-
2005
- 2005-06-10 AT AT05012509T patent/ATE409113T1/en active
- 2005-06-10 ES ES05012509T patent/ES2315758T3/en active Active
- 2005-06-10 SI SI200530529T patent/SI1607218T1/en unknown
- 2005-06-10 DE DE502005005451T patent/DE502005005451D1/en active Active
- 2005-06-10 EP EP05012509A patent/EP1607218B1/en not_active Not-in-force
- 2005-06-14 JP JP2005173164A patent/JP4839022B2/en not_active Expired - Fee Related
- 2005-06-14 CN CN2005100913608A patent/CN1733478B/en not_active Expired - Fee Related
- 2005-06-14 US US11/152,706 patent/US7540238B2/en not_active Expired - Fee Related
-
2009
- 2009-04-29 US US12/432,233 patent/US7814828B2/en not_active Expired - Fee Related
-
2010
- 2010-09-10 US US12/879,522 patent/US8091475B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103042819A (en) * | 2011-10-13 | 2013-04-17 | 亚旭电子科技(江苏)有限公司 | Screen plate for coating tin onto printed circuit board |
Also Published As
| Publication number | Publication date |
|---|---|
| US7814828B2 (en) | 2010-10-19 |
| US20100326296A1 (en) | 2010-12-30 |
| CN1733478B (en) | 2010-04-07 |
| US8091475B2 (en) | 2012-01-10 |
| ATE409113T1 (en) | 2008-10-15 |
| US7540238B2 (en) | 2009-06-02 |
| JP2006001282A (en) | 2006-01-05 |
| US20090205519A1 (en) | 2009-08-20 |
| DE102004028448B4 (en) | 2007-08-02 |
| DE102004028448A1 (en) | 2006-01-05 |
| EP1607218A3 (en) | 2007-01-24 |
| DE502005005451D1 (en) | 2008-11-06 |
| ES2315758T3 (en) | 2009-04-01 |
| JP4839022B2 (en) | 2011-12-14 |
| EP1607218A2 (en) | 2005-12-21 |
| US20060021527A1 (en) | 2006-02-02 |
| SI1607218T1 (en) | 2009-04-30 |
| EP1607218B1 (en) | 2008-09-24 |
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